Plumbic
a. 铅的, 含四价铅的\\n[医] 铅的, 四价铅的
🗣️ 情景例句
Sure. We've been in business about five years now.
当然。我们创业至今有五年的历史。
No one can call back yesterday.
往日不复返。
What was wrong?
怎么啦？